CN111817082A - Push-free electric plug connector - Google Patents

Abstract

The invention relates to a press-free electric plug connector, which comprises a connector main body, wherein a press-free disengaging device is arranged on the connector main body, the press-free disengaging device comprises a pressing sheet with a reset function and a pull-type shifting sheet, the shifting sheet is assembled on the connector main body in a sliding manner, the left end of the pressing sheet is a pressing sheet fixing structure for being fixed on the connector main body, the right end of the pressing sheet is provided with a slope structure linked with the left end of the shifting sheet, the sliding direction of the shifting sheet is defined to be along the left-right direction, the pressing sheet and the shifting sheet are arranged left and right, and the slope structure is provided with a slope surface extending towards; the plectrum left end is equipped with the screens post, and the plectrum realizes the linkage with the preforming through this screens post and domatic cooperation, and the plectrum right-hand member forms the portion of stirring that supplies the hand to stir. This exempt from to press electric plug connector optimizes preforming and plectrum matched with structure, has improved the linkage effect, guarantees that the preforming can push down and target in place.

Description

Push-free electric plug connector

Technical Field

The invention relates to the technical field of connectors, in particular to a press-free electric plug connector.

Background

The electrical plug connector is used for establishing an electrical connection between the first electrical cable and the second electrical cable or also for establishing an electrical connection between the first electrical cable and an electrical appliance. An invention patent, for example application publication No. CN111384641A (of the same applicant as the present application) discloses a push-free electrical plug connector. The electric plug connector comprises a connector body, wherein a press-free release device is arranged on the connector body, the press-free release device comprises an elastic sheet with a reset function, one end of the elastic sheet is fixed, and the other end of the elastic sheet is linked with one end of a shifting sheet. The shifting piece is arranged on the flip plate in a sliding mode, and the other end of the shifting piece extends to the outer side of the flip plate to form a shifting portion. The electrical plug connector disclosed in this patent overcomes the problem of inconvenient unplugging on a densely wired server. However, in the actual use process, there are some problems: if, (1), the one end of shell fragment and plectrum linkage be semi-circular slot, the notch is up, and plectrum tip is equipped with circular overlap joint portion, and circular overlap joint portion is located semi-circular slot and cooperates with it. The linkage structure of the elastic sheet and the shifting sheet has poor linkage effect, and when the shifting sheet is pulled outwards, the elastic sheet is possibly not pressed in place, so that the electric plug connector is not easy to pull down. (2) The electric connector main body is only provided with a hollow groove for the shifting piece to slide, a limit pull rod matched with the first limit groove and the second limit groove on the shifting piece, and a limit clamp, so that the sliding range of the shifting piece can be limited, but the situation of deflection in a horizontal plane can occur when the shifting piece is operated.

Disclosure of Invention

The invention aims to provide a press-free electric plug connector to solve the problem that an elastic sheet in a linkage matching structure of the elastic sheet and a shifting sheet in the prior art is possibly not pressed in place.

In order to achieve the purpose, the invention adopts the following technical scheme:

a press-free electric plug connector comprises a connector body, wherein a press-free disengaging device is arranged on the connector body and comprises a pressing sheet with a reset function and a pull-type shifting sheet, the shifting sheet is assembled on the connector body in a sliding mode, the left end of the pressing sheet is a pressing sheet fixing structure used for being fixed on the connector body, the right end of the pressing sheet is provided with a slope structure linked with the left end of the shifting sheet, the sliding direction of the shifting sheet is defined to be along the left-right direction, the pressing sheet and the shifting sheet are arranged on the left side and the right side, and the slope structure is provided with a slope surface extending towards the left lower side; the plectrum left end is equipped with the screens post, and the plectrum realizes the linkage with the preforming through this screens post and domatic cooperation, and the plectrum right-hand member forms the portion of stirring that supplies the hand to stir.

Furthermore, the pressing piece comprises a locking step and a fixing clamping block, the fixing clamping block is located on the left side of the locking step, the fixing clamping block forms the pressing piece fixing structure, the right side of the locking step is provided with a connecting plate, the right end of the connecting plate is provided with the slope structure, and the slope structure protrudes out of the connecting plate along the front-back direction so that the connecting plate and the slope structure form an inclined T shape.

Further, a supporting arc surface is formed on the lower side surface of the joint of the locking step and the fixed clamping block.

Further, the plectrum left side is equipped with the opening and gives way the groove towards the left preforming, and the screens post is equipped with two, is located the both sides that the preforming gave way the groove respectively.

Furthermore, at least two groups of limiting blocks are arranged in the sliding direction of the shifting piece, each group of limiting blocks are formed by extending the shifting piece from the front side to the rear side, the outer side surfaces of the limiting blocks form sliding matching surfaces, and the shifting piece is different in width at the position where each group of limiting blocks are located.

Furthermore, the plectrum is assembled on the upper cover of connector main part in a sliding manner, and the upper cover is provided with a sliding groove for the plectrum to slide, and the sliding groove comprises spacing side grooves which are symmetrical front and back, the group number of the spacing side grooves is consistent with that of the limiting blocks, and the spacing side grooves are used for guiding and limiting the limiting blocks in the corresponding groups in the up-down direction and the left-right direction.

Furthermore, the plectrum is also provided with a sliding groove, the middle of the limiting side grooves on the two sides of the upper cover is provided with a sliding column, the sliding column is arranged in the sliding groove, and a limiting clamping point is arranged in the sliding groove and is used for limiting the leftward movement of the loaded plectrum; when the shifting piece is pulled rightwards, the sliding groove gives way to the sliding column.

Further, the sliding groove comprises a narrow groove and a wide groove positioned on the right side of the narrow groove, the width of the wide groove is larger than that of the narrow groove, the sliding column is of a structure with a wide upper part and a narrow lower part, and the width of the upper part of the sliding column is larger than that of the narrow groove of the sliding groove and smaller than that of the wide groove; the limiting clamping point is positioned at one end of the narrow groove close to the wide groove.

Further, be equipped with the terminal seat in the connector main part, be equipped with a plurality of card line sword standing groove on the terminal seat, card line sword standing groove department upwards extends and is equipped with the spacing post of card line sword, and the spacing post of card line sword has card line sword spacing groove for the vertical position of restriction card line sword.

Furthermore, a wire arranging and fastening device is arranged at a wire inlet on the right side of the connector main body, the wire arranging and fastening device comprises a wire arranging pipeline with an angle, the angle of the wire arranging pipeline is more than or equal to 90 degrees and less than or equal to 180 degrees, and a channel for arranging wires, which is consistent with the direction of the wire arranging pipeline, is arranged in the wire arranging pipeline;

the wire arranging and fastening device also comprises a group of thread fastening devices or spiral locking devices connected with the wire arranging pipeline, each thread fastening device comprises a fastening nut and a first wire clamping device positioned in the fastening nut, the first wire clamping device is used for fastening the cable when the fastening nut is screwed, and the fastening nut is in thread fit with the wire arranging pipeline;

spiral locking device, including spiral locking cap, the second fixing-line device that is located spiral locking cap, spiral locking cap revolves when revolving to make second fixing-line device fastening cable, is equipped with hasp portion in the spiral locking cap, and reason line pipeline periphery is equipped with spiral lock groove, hasp portion screw in lock groove.

The invention has the beneficial effects that:

the press-free electric plug connector is further improved on the basis of the prior art, the right end of the pressing piece is arranged into a slope structure, the slope of the slope structure forms a matched surface in linkage fit, and meanwhile, the left end of the shifting piece is provided with a clamping column in linkage fit with the slope structure. When the electric plug connector is pulled down from the dense wiring server, the right end part of the poking piece is pulled by hand, the poking piece moves outwards along the sliding groove on the connector body in a straight line, the clamping column at the left end applies force to the slope structure of the pressing piece, the pressing piece stretches outwards, the pressing piece is fixed at the left end of the pressing piece, and therefore the pressing piece presses downwards, the pressing piece is separated from the server interface to a certain degree, and the electric plug connector is pulled out. Because the preforming right-hand member is domatic structure, receives the horizontal force of plectrum, decomposes into horizontal force and decurrent power, realizes pushing down of preforming more easily, along with the outside removal of plectrum, also can keep always with preforming right-hand member slope structure contact cooperation, improves the linkage effect, guarantees that the preforming can push down and target in place.

Drawings

Figure 1 is a schematic external view of embodiment 1 of the push-free electrical plug connector of the invention;

FIG. 2 is a schematic front view of the wafer of FIG. 1;

FIG. 3 is a schematic perspective view of the wafer of FIG. 1;

FIG. 4 is a top view of the paddle of FIG. 1;

FIG. 5 is a front view of the paddle of FIG. 1;

FIG. 6 is a partial schematic view of FIG. 4 at the slide slot;

FIG. 7 is a schematic perspective view of the paddle of FIG. 1;

FIG. 8 is a schematic view of the press tab of FIG. 1 engaged with the paddle;

FIG. 9 is a schematic perspective view of the upper cover of FIG. 1;

FIG. 10 is a schematic perspective view of the cover of FIG. 1 at another angle;

fig. 11 is a schematic structural view of the terminal block of fig. 1;

FIG. 12 is an exploded view of the wire management fastening device of FIG. 1;

FIG. 13 is a schematic view showing a variation of the mounting process of the pick;

figure 14 is a schematic outer view of embodiment 2 of the push-free electrical plug connector of the invention;

figure 15 is a schematic outer view of embodiment 3 of the push-free electrical plug connector of the invention;

figure 16 is a schematic outer view of embodiment 4 of the push-free electrical plug connector of the invention;

figure 17 is a partially exploded schematic view of embodiment 4 of the push-free electrical plug connector of the present invention;

fig. 18 is a structural view of the screw locking cap of fig. 17.

Names corresponding to the marks in the figure:

1. a connector body, 11, a shell, 12, an upper cover, 121, a first limit side groove, 122, a second limit side groove, 123, a third limit side groove, 124, a mounting hole, 125, a sliding column,

2. the device comprises a pressing piece 21, a locking step 22, a fixing clamping block 23, a wedge block 24, a connecting plate 25, a slope structure 251, a slope surface 26, a supporting clamping column 27 and a supporting arc surface;

3. the pressing sheet comprises a shifting sheet 31, a pressing sheet abdicating groove 32, a first limiting block 33, a second limiting block 34, a third limiting block 35, a sliding groove 351, a narrow groove 352, a wide groove 353, a limiting clamping point 36, a shifting part 361, an anti-skid protrusion 37 and a clamping column;

4. the wire arranging pipeline 41, the buckling groove 5, the fastening nut 51, the contraction ring 6, the first wire clamping device 61 and the contraction buckle;

7. the cable clamp comprises a terminal seat, 71, a terminal seat limiting block, 72, a cable avoiding groove, 73, a line pressing cover limiting column, 74, a wire clamp cutter limiting column, 75, a wire clamp cutter limiting groove, 76 and a wire clamp cutter placing groove;

8. a second wire clamping device 9 and a spiral fixing cap.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Example 1 of the invention:

as shown in fig. 1-12, a press-free electrical plug connector comprises a connector body 1, wherein a press-free release device is arranged on the connector body 1, the press-free release device comprises a pressing sheet 2 with a reset function and a pull-type poking sheet 3, and the poking sheet 3 is slidably assembled on the connector body. The connector body includes a housing 11, an upper cover 12, a terminal block 7 disposed in the housing, and a wire pressing cover engaged with the terminal block. For convenience of expression and understanding of the present application, the sliding direction of the paddle is defined along the left-right direction, and the pressing plate 2 and the paddle 3 are arranged left and right.

As shown in fig. 2 and 3, the pressing plate 2 comprises a locking step 21 and a fixed latch 22, the fixed latch 22 is located on the left side of the locking step 21, and an engaging plate 24 is arranged on the right side of the locking step 21. The fixed fixture block 22 forms a pressing sheet fixing structure fixed with the upper left part of the shell of the connector main body, the fixed fixture block 22 extends downwards, and the front side and the rear side are also provided with supporting fixture posts 26 matched with the step grooves of the shell. The left side of the fixed fixture block 22 is also provided with a wedge 23 for limiting. The structure of the tabletting is basically consistent with the prior art, and the improvement is as follows:

the right end of the pressing piece 2 is provided with a slope structure 25 linked with the left end of the shifting piece 3, the slope structure 25 is connected with the right end of the connecting plate 24, and the slope structure 25 is provided with a slope surface 251 extending towards the left lower side. The sheeting may be integrally formed. The ramp structures project from the connector tiles in both a front-to-rear direction and are symmetrical in front-to-rear relation to the connector tiles so that the connector tiles and the ramp structures form an inclined T-shape.

The lower side surface of the joint of the locking step 21 and the fixed fixture block 22 forms a supporting arc surface 27 with an angle larger than 90 degrees, so that the pressing sheet has a better resetting effect.

As shown in fig. 5 and 7, a position-locking column 37 is arranged at the left end of the dial 3, the dial 3 is linked with the pressing sheet 2 through the cooperation of the position-locking column 37 and a slope 251 on the right side of the pressing sheet 2, and a dial part 36 for manual dialing is formed at the right end of the dial 3.

As shown in fig. 4 and 7, the left side of the pulling plate 3 is provided with a pressing plate avoiding groove 31 with an opening facing to the left side, i.e., a rectangular groove with an opening facing to the left side, for avoiding the pressing plate 2 when the pulling plate 3 is pulled back and forth. The two clamping columns 37 are respectively positioned at the front side and the rear side of the tablet abdicating groove 31. The clamping column 37 is formed by downward extending and upward bending of the shifting sheet body, so that the structural strength is higher, and the bending part is matched with the slope surface of the pressing sheet slope structure. When assembled, the bottom of the paddle is at the bottom of the left side of the ramp, as shown in the mated relationship of fig. 8. In this embodiment, the locking post 37 extends vertically downward, but in other embodiments, the locking post may be slightly inclined to the left or right.

At least two sets of limiting blocks are arranged in the sliding direction of the shifting piece 3, each set of limiting blocks is formed by extending the shifting piece from the front side to the rear side, and the outer side faces of the limiting blocks form a sliding matching face. The shifting sheet has different widths at the positions of the limiting blocks to form a step-shaped structure, namely the structure is different from the structure with the consistent width of the left side part of the shifting sheet in the prior art.

Fig. 4 shows, in this embodiment, three sets of limiting blocks are provided, which are sequentially marked as a first limiting block 32, a second limiting block 33, and a third limiting block 34 from left to right, and the two limiting blocks of each set are symmetrically arranged front and back with respect to the shifting piece 3. The first stopper 32 and the second stopper 33 on the same side form a step, and the third stopper 34 and the second stopper 33 are arranged at an interval and close to the right side.

The shifting piece 3 is assembled on an upper cover 12 of the connector body in a sliding way, and the upper cover 12 is provided with a sliding groove for the shifting piece to slide. The upper cover 12 and the housing 11 are mounted in the same manner as the prior art, and are hinged through the left mounting hole 124. The difference lies in that the chute design:

as shown in fig. 9 and 10, the sliding groove includes front and rear symmetrical limit side grooves and a middle cavity portion, and the number of the limit side grooves is consistent with that of the limit blocks. The first limiting side groove 121, the second limiting side groove 122 and the third limiting side groove 123 are respectively marked on the same side, and respectively correspond to the corresponding first limiting block 32, the second limiting block 33 and the third limiting block 34. Similar to the steps formed by the first limiting block and the second limiting block, the connecting part of the first limiting side groove and the second limiting side groove on the same side also forms a step.

The limiting side grooves are used for guiding and limiting the limiting blocks in the corresponding groups in the up-down direction and the left-right direction, the vertical surfaces of the limiting side grooves are in sliding fit with the side surfaces of the corresponding limiting blocks, and the bottom surfaces of the limiting side grooves are coplanar with the bottom surfaces of the cavity parts and are positioned on the same horizontal plane for the slide to slide. The top surface of the limiting side groove can limit the side edge of the slide, namely the corresponding limiting block, so as to prevent the slide from being separated from the sliding groove upwards.

Through the mutual cooperation of the plurality of limiting blocks and the limiting side grooves, the shifting piece is always positioned on the same plane when pulled in the front and the back, and moves along the same direction, so that the shifting piece is not easy to skew, and the linkage is smoother.

Furthermore, the shifting piece is also provided with a sliding groove 35, the upper cover is provided with a sliding column 125 in the middle of the limiting side grooves on the two sides, and the sliding column 125 upwards penetrates through the sliding groove. The slide groove 35 includes a narrow groove 351 and a wide groove 352 on the right side thereof, and the wide groove 352 has a width larger than that of the narrow groove 351. The strut 125 has a wide upper portion and a narrow lower portion, and the width of the upper portion of the strut 125 is greater than the width of the narrow groove 351 of the sliding groove and less than the width of the wide groove. When the shifting piece is installed, the sliding column 125 can first pass through the wide groove 352 on the right side of the sliding groove, and after the limiting block is aligned with the limiting side groove, the shifting piece is pulled to the right, and the sliding column 125 enters the narrow groove part of the sliding groove, so that the installation is completed, as shown in fig. 13.

In order to prevent the shifting piece from deviating from the preset position due to the action of external force, a limiting clamping point 353 is arranged in the sliding groove and used for limiting the leftward movement of the installed shifting piece 3; the limit stop is located at an end of the narrow slot proximate the wide slot 352. The limit clamping point is formed by arranging an oblique protrusion on each of the front side wall and the rear side wall of the sliding groove, the oblique protrusions incline towards the left side and have certain plasticity, namely, the poking piece is pulled rightwards in the loading process, so that the sliding column 125 can pass through the limit clamping point, and after the slide is loaded, a common slide cannot cross the limit clamping point in the opposite direction. When the paddle is pulled to the right, the sliding slot may yield to the sliding post 125.

As shown in FIG. 4, the shifting portion 36, i.e. the pulling portion, disposed at the right end of the shifting piece is configured as a circular piece, and the circular piece is provided with anti-slip protrusions 361 for easy operation.

As shown in fig. 11, a terminal block 7 is disposed in the connector main body, and a terminal block stopper 71 is disposed on the terminal block 7 and is used for cooperating with a housing of the connector main body to prevent the terminal block 7 from shifting.

As shown in fig. 11, four cable avoiding grooves 72 are further provided on the right side of the terminal block limiting block 71 for avoiding cables that are not cut in place during normal construction, so that the practicability of the electrical plug connector is improved.

As shown in fig. 11, a wire pressing cover limiting post 73 is further disposed on the terminal block 7, and the wire pressing cover is also called a wire bonding cover, and can guide and limit a wire pressed by the wire pressing cover.

As shown in fig. 11, eight wire clamping blade placement grooves 76 are provided in the terminal block 7, and the wire clamping blade placement grooves 76 are cross-shaped, but not limited to a cross shape in which two wires are perpendicular, and may be obliquely crossing. The wire clamping knife placing groove can be used for placing more than two types of wire clamping knives, such as common cutting type clamping knives and puncture type clamping knives. The bottom of the wire clamping knife penetrates through the wire clamping knife placing groove and then is fixedly connected with the PCB below the terminal seat.

The above description of the structure of the terminal block, the wire clamping knife and the wire pressing cover can refer to the prior patent with application publication number CN 111384603A.

As shown in fig. 11, the improvement of the terminal block of the present embodiment mainly lies in: the wire clamping knife placing groove 76 extends upwards to be provided with a wire clamping knife limiting column 73, and the wire clamping knife limiting column 73 is provided with a wire clamping knife limiting groove 75 for limiting the vertical position of the wire clamping knife. The supply is equipped with ten card line sword spacing posts, five one set. A wire clamping cutter limiting groove 75 is formed between two adjacent wire clamping cutter limiting columns. The notches on both sides of the wire clamping cutter limiting groove 75 are opposite, extend vertically and are just matched with the two side edge parts above the limiting clamping point of the wire clamping cutter. Through setting up this spacing post of card line sword, the existing spacing stuck point of deuterogamy for the card line sword is more firm in vertical position, is difficult to receive the influence of cable thickness and leads to crooked, thereby improves connection stability, guarantees data transmission.

As shown in fig. 1 and 12, a wire arranging and fastening device is arranged at the wire inlet on the right side of the connector body, the wire arranging and fastening device comprises a wire arranging pipeline 4 with an angle, the angle of the wire arranging pipeline 4 is greater than or equal to 90 degrees and less than or equal to 180 degrees, and a wire arranging channel which is consistent with the direction of the wire arranging pipeline and is used for arranging wires is arranged in the wire arranging pipeline. In this embodiment, the duct angle is 90 degrees.

The wire arranging fastening device further comprises a group of thread fastening devices connected with the wire arranging pipeline, each thread fastening device comprises a fastening nut 5 and a first wire clamping device 6 located in the fastening nut 5, the fastening nut 5 enables the first wire clamping device 6 to fasten a cable when being screwed, and the fastening nut and the wire arranging pipeline are in thread fit.

The upper cover 12 and the right end of the housing 11 are respectively provided with a semicircular external threaded pipe, and the two are buckled to form a circular threaded pipe. One end of the wire arranging pipeline 4 is connected with the round threaded pipe, and the other end of the wire arranging pipeline is provided with external threads which are in threaded fit with the fastening screw cap 5. The tail end of the fastening nut 5 is provided with a contraction ring 51 which is an arc inclined surface. First fixing-line device 6 is located fastening nut, but relative axial slip, when fastening nut revolves soon, constantly presses the shrink on the first fixing-line device 6 and detains 61, to the central shrink to reach the purpose to cable tightwire, solidus. The wire management fastening device is not an innovative point of the present embodiment, and reference may also be made in particular to the prior patent with the publication number CN 210326322U.

When the push-free electric plug connector is pulled down from the dense wiring server, the circular piece at the end part of the poking piece is pulled by hand, the poking piece linearly moves outwards under the guiding and limiting of the sliding groove of the upper cover, the clamping column at the left end applies force to the slope structure of the pressing piece, the pressing piece stretches outwards, and the pressing piece is pressed downwards to a certain degree due to the fixed left end of the pressing piece, so that the pressing piece is separated from the server interface, and the electric plug connector is pulled out. Because the preforming right-hand member is domatic structure, receives the horizontal force of plectrum, decomposes into horizontal force and decurrent power, realizes pushing down of preforming more easily, along with the outside removal of plectrum, also can keep always with preforming right-hand member slope structure contact cooperation, improves the linkage effect.

Example 2 of the invention:

the difference from embodiment 1 is that the wire management fastening device is 135 degrees, only the difference of the wire management pipe, as shown in fig. 14.

Example 3 of the invention:

the difference from embodiment 1 is that the wire management fastening device is 180 degrees, as shown in fig. 15.

In this embodiment, the fastening nut 5 is directly connected to the threaded pipe at the right end of the connector body, so that 180-degree outgoing is realized, and a separate wire management pipeline is not provided. The threaded tube at the right end of the connector body may be understood to be a portion of the umbilical duct.

The wire management fastening devices in the above embodiments 2 and 3 are also prior art.

Example 4 of the invention:

the difference from embodiment 1 is that the striking part 36 at the right end of the striking plate 3 is arranged in a ring shape, as shown in fig. 16.

Example 5 of the invention:

the difference from embodiment 1 is that the structure of the wire arranging and fastening device is changed. As shown in fig. 17, the wire arrangement fastening device includes a spiral locking device connected to the wire arrangement pipeline 4, the spiral locking device includes a spiral fixing cap 9 and a second wire clamping device 8 located in the spiral fixing cap 9, the spiral fixing cap 9 enables the second wire clamping device 8 to fasten a cable when being screwed, a locking portion 91 is arranged in the spiral fixing cap 9, a spiral fastening groove 41 is arranged on the periphery of the wire arrangement pipeline, and the locking portion 91 is screwed into the fastening groove 41.

Fig. 18 shows, hasp portion 91 is the cylinder of radial setting in the spiral locking cap 9, is equipped with two and interval 180 degrees, and the lock groove is equipped with two, and with hasp portion one-to-one, can the screw in after counterpointing, for facilitate the use, is equipped with the instruction arrow point in hasp portion corresponding department on the periphery wall of spiral locking cap 9, plays prepositioning's effect. The screw fit of the locking part 91 and the fastening groove 41 is used to replace the screw assembly.

Based on embodiment 5, the wire arranging and fastening device can be set to be larger than 90 degrees and smaller than or equal to 180 degrees.

The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by anyone in the light of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as those of the present application, fall within the protection scope of the present invention.

Claims (10)

1. A push-free electrical plug connector comprising a connector body, characterized in that: the connector main body is provided with a press-free release device, the press-free release device comprises a pressing sheet with a reset function and a pull-type shifting sheet, the shifting sheet is assembled on the connector main body in a sliding mode, the sliding direction of the shifting sheet is defined to be along the left-right direction, the pressing sheet and the shifting sheet are arranged left and right, the left end of the pressing sheet is a pressing sheet fixing structure fixed on the connector main body, the right end of the pressing sheet is provided with a slope structure linked with the left end of the shifting sheet, and the slope structure is provided with a slope surface extending towards the left lower side; the plectrum left end is equipped with the screens post, and the plectrum realizes the linkage with the preforming through this screens post and domatic cooperation, and the plectrum right-hand member forms the portion of stirring that supplies the hand to stir.

2. Push-free electrical plug connector according to claim 1, characterized in that: the pressing piece comprises a locking step and a fixing clamping block, the fixing clamping block is located on the left side of the locking step, the fixing clamping block forms a pressing piece fixing structure, a connecting plate is arranged on the right side of the locking step, a slope structure is arranged at the right end of the connecting plate, and the slope structure protrudes out of the connecting plate along the front-back direction, so that the connecting plate and the slope structure form an inclined T shape.

3. Push-free electrical plug connector according to claim 2, characterized in that: and a supporting arc surface is formed on the lower side surface of the joint of the locking step and the fixed clamping block.

4. Push-free electrical plug connector according to claim 2, characterized in that: the plectrum left side is equipped with the opening and steps down the groove towards the left preforming, and the screens post is equipped with two, is located the both sides that the preforming stepped down the groove respectively.

5. Push-free electrical plug connector according to any one of claims 1 to 4, characterized in that: the shifting piece is characterized in that at least two groups of limiting blocks are arranged in the sliding direction of the shifting piece, each group of limiting blocks are formed by extending the shifting piece from the front side to the rear side, the outer side faces of the limiting blocks form sliding matching faces, and the shifting piece is different in width at the position of each group of limiting blocks.

6. Push-free electrical plug connector according to claim 5, characterized in that: the plectrum is slided and is assembled on the upper cover of connector main part, covers on and is equipped with the gliding spout of confession plectrum, and the spout includes the spacing side channel of longitudinal symmetry, and the group number in spacing side channel is unanimous with the stopper, and spacing side channel is all led spacing to the stopper in the corresponding group with it in upper and lower direction, left and right sides direction.

7. Push-free electrical plug connector according to claim 6, characterized in that: the shifting piece is also provided with a sliding groove, the upper cover is provided with a sliding column in the middle of the limiting side grooves at the two sides, the sliding column is arranged in the sliding groove, and a limiting clamping point is arranged in the sliding groove and is used for limiting the leftward movement of the installed shifting piece; when the shifting piece is pulled rightwards, the sliding groove gives way to the sliding column.

8. Push-free electrical plug connector according to claim 7, characterized in that: the sliding groove comprises a narrow groove and a wide groove positioned on the right side of the narrow groove, the width of the wide groove is larger than that of the narrow groove, the sliding column is of a structure with a wide upper part and a narrow lower part, and the width of the upper part of the sliding column is larger than that of the narrow groove of the sliding groove and smaller than that of the wide groove; the limiting clamping point is positioned at one end of the narrow groove close to the wide groove.

9. Push-free electrical plug connector according to claim 1, characterized in that: the connector is characterized in that a terminal seat is arranged in the connector main body, a plurality of wire clamping knife placing grooves are formed in the terminal seat, wire clamping knife limiting columns are arranged at the wire clamping knife placing grooves in an upward extending mode, and each wire clamping knife limiting column is provided with a wire clamping knife limiting groove and used for limiting the vertical position of each wire clamping knife.

10. Push-free electrical plug connector according to claim 1, characterized in that: the wire arranging and fastening device is arranged at the wire inlet on the right side of the connector main body and comprises a wire arranging pipeline with an angle, the angle of the wire arranging pipeline is more than or equal to 90 degrees and less than or equal to 180 degrees, and a channel for arranging wires is arranged in the wire arranging pipeline and is consistent with the direction of the channel;

the wire arranging and fastening device also comprises a group of thread fastening devices or spiral locking devices connected with the wire arranging pipeline, each thread fastening device comprises a fastening nut and a first wire clamping device positioned in the fastening nut, the first wire clamping device is used for fastening the cable when the fastening nut is screwed, and the fastening nut is in thread fit with the wire arranging pipeline;

spiral locking device, including spiral locking cap, the second fixing-line device that is located spiral locking cap, spiral locking cap revolves when revolving to make second fixing-line device fastening cable, is equipped with hasp portion in the spiral locking cap, and reason line pipeline periphery is equipped with spiral lock groove, hasp portion screw in lock groove.

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